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Efectos del entrenamiento físico en el estado de salud en pacientes con insuficiencia cardíaca crónica: ensayo
Kathryn E Flynn1, Ileana L Piña, David J Whellan
1Center for Clinical and Genetic Economics, Duke Clinical Research Institute, Duke University School of Medicine, Durham, NC 27715, USA. kathryn.flynn@duke.edu
JAMA
|April 9, 2009
Resumen
El entrenamiento físico mejora significativamente el estado de salud del paciente con insuficiencia cardíaca. Estos beneficios en la salud autoinformada se observaron temprano y se mantuvieron con el tiempo, ofreciendo una valiosa intervención no farmacológica.
Área de la Ciencia:
- Cardiología Cardiología.
- Fisiología del ejercicio Fisiología del ejercicio
- Los ensayos clínicos son ensayos clínicos.
Sus antecedentes:
- Investigaciones anteriores sobre el impacto del entrenamiento físico en el estado de salud de los pacientes con insuficiencia cardíaca arrojan hallazgos inconsistentes.
- La insuficiencia cardíaca afecta a millones de personas en todo el mundo, lo que requiere estrategias de gestión efectivas.
Objetivo del estudio:
- Evaluar la eficacia del entrenamiento de ejercicios aeróbicos para mejorar el estado de salud de los pacientes diagnosticados con insuficiencia cardíaca.
Principales métodos:
- Un ensayo multicéntrico, aleatorizado y controlado en el que participaron 2331 pacientes con insuficiencia cardíaca con fracción de eyección ventricular izquierda ≤35%.
- Los pacientes recibieron el cuidado habitual más entrenamiento estructurado de ejercicios aeróbicos o el cuidado habitual solo.
- El estado de salud se evaluó utilizando el Cuestionario de Cardiomiopatía de Kansas City (KCCQ) durante un período de 4 años.
Principales resultados:
- El grupo de entrenamiento físico demostró una mejora estadísticamente significativa en las puntuaciones de KCCQ a los 3 meses (aumento de 1.93 puntos, P < .001).
- Estas mejoras en el estado de salud autoinformado se mantuvieron durante todo el período de seguimiento de 4 años.
- No se detectaron interacciones significativas de subgrupos, lo que indica una amplia aplicabilidad.
Conclusiones:
- El entrenamiento de ejercicios aeróbicos proporciona mejoras modestas pero significativas en el estado de salud autoinformado para pacientes con insuficiencia cardíaca.
- Los beneficios del entrenamiento físico son evidentes desde el principio y persisten a largo plazo, apoyando su integración en la atención estándar.
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